/*
 * File: typedef.h 
 * Author:  Yin Lijun <yinlijun2004@gmail.com>
 * Brief:   define common type.
 *
 * Copyright (c) 2011 - 2012  Yin Lijun <yinlijun2004@gmail.com>
 *
 * Licensed under the Academic Free License version 2.1
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

/*
 * History:
 * ================================================================
 * 2012-03-12 Yin Lijun <yinlijun2004@gmail.com> created
 *
 */
#ifndef COMMON_H
#define COMMON_H

#ifdef __cplusplus
extern "C" {
#endif

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

typedef void (*DestoryFunc)(void* data);
typedef int (*CompareFunc)(void* left, void* right);
typedef void (*VisitFunc)(void* ctx, void* data);
typedef void* (*CopyFunc)(void* data);

#define return_if_fail_val(p, v) if(!(p)){printf("%s:%d, "#p" failed.\n", __func__, __LINE__); return (v);}
#define return_if_fail(p) if(!(p)) {printf("%s:%d, "#p" fiailed.\n", __func__, __LINE__); return;}

typedef enum _Ret {
	RET_OK,
	RET_ERROR,
	RET_TURE,
	RET_FALSE,
	RET_OVERFLOW,
	RET_PARAM_ERROR
}Ret;

#ifdef __cpulsplus
}
#endif

#endif


